/Engine/Plugins/Runtime/RigVM/Source/RigVM/Public/RigVMHost.h
Requests to run an event once
[UFUNCTION](Programming/UnrealArchitecture/Reference/Functions)(BlueprintCallable, Category="RigVM") void RequestRunOnceEvent ( const [FName](API\Runtime\Core\UObject\FName) & InEventName, int32 InEventIndex )